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CVE-2025-51504: Microweber XSS Vulnerability in the homepage Endpoint

August 1, 2025 (updated November 10, 2025)

Microweber CMS 2.0 is vulnerable to Cross Site Scripting (XSS) in the /projects/profile, homepage endpoint via the last name field.

References

  • github.com/advisories/GHSA-2x2j-3c2v-g3c2
  • github.com/microweber/microweber
  • github.com/progprnv/CVE-Reports
  • github.com/progprnv/CVE-Reports/blob/main/CVE-2025-51504
  • github.com/progprnv/CVE-Reports/blob/main/MICROWEBER%20%5BLive%20Panel%5D%20Stored%20XSS%20in%20profile%20path.md
  • nvd.nist.gov/vuln/detail/CVE-2025-51504

Code Behaviors & Features

Detect and mitigate CVE-2025-51504 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →

Affected versions

All versions starting from 2.0.0 up to 2.0.19

Solution

Unfortunately, there is no solution available yet.

Impact 7.6 HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L

Learn more about CVSS

Weakness

  • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Source file

packagist/microweber/microweber/CVE-2025-51504.yml

Spotted a mistake? Edit the file on GitLab.

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